It should be noted that One study found that students who were more stressed while they were sleeping experienced heart rate variability patterns Similar to those of people with insomnia.
A normal HRV for adults can be regarded as the range of heart rate which falls below 20 to over 200 milliseconds.
Therefore, students who were more stressed while they were sleeping experienced heart rate variability patterns that is compare with insomnia people.
Learn more about heart rate variability at;
https://brainly.com/question/14037774